/*	
	This program is free software; you can redistribute it and/or modify 
	it under the terms of the GNU General Public License as published by 
	the Free Software Foundation; either version 2 of the License, or 
	any later version.

    	This program is distributed in the hope that it will be useful, but 
	WITHOUT ANY WARRANTY; without even the implied warranty of 
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 
	General Public License for more details.

    	You should have received a copy of the GNU General Public License 
	along with this program; if not, write to the Free Software 
	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	USA
*/

//*** video
void printk(char *stringa);
void newk(void);
void putk(char carattere,char attributo);
void printn(unsigned long int num);
void printok(void);
void debug(char *stringa);

//*** keyboard
void scank(char *buffer);


//*** i/o
char in_port(int numport);
void out_port(int portdata,int numport);

//*** buffer della keyboard

char lettera;
int tasto_premuto;
int invio_premuto;
int back_premuto;
unsigned char keyboard_led;
//*** ASM GENERIC
#define save_eflag(x) __asm__ __volatile__("pushfl ; popl %0":"=g" (x):)
#define restore_eflag(x) __asm__ __volatile__("pushl %0 ; popfl": :"g" (x):"memory","cc")
